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add timeout for /dev/fb0, some hardware does not initialize this devices and causes infinite hanging.

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This commit is contained in:
Tobias Powalowski 2024-02-29 10:31:22 +01:00
parent 55092042b2
commit 14bfa31097
1 changed files with 9 additions and 8 deletions
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15
usr/lib/archboot/cpio/init.sh
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@ -125,14 +125,15 @@ _initrd_stage() {
for i in cdrom usb-storage zram zstd; do
modprobe -q "${i}"
done
# take care of builtin drm modules
udevadm wait --settle /dev/fb0
# get screen setting mode from /sys
_FB_SIZE="$(sed -e 's#.*:##g' -e 's#x.*##g' /sys/class/graphics/fb0/modes 2>/dev/null)"
if [[ "${_FB_SIZE}" -gt '1900' ]]; then
# take care of builtin drm modules, timeout after 10 seconds to avoid hang on some systems
udevadm wait --settle /dev/fb0 -t 10
_SIZE="16"
if [[ -e /sys/class/graphics/fb0/modes ]]; then
# get screen setting mode from /sys
_FB_SIZE="$(sed -e 's#.*:##g' -e 's#x.*##g' /sys/class/graphics/fb0/modes 2>/dev/null)"
if [[ "${_FB_SIZE}" -gt '1900' ]]; then
_SIZE="32"
else
_SIZE="16"
fi
fi
# it needs one echo before, in order to reset the consolefont!
_msg "Initializing Console..."